News tagged with species

Related topics: climate change · extinction · plants · biodiversity · plos one

A unique amino acid for brain cancer therapy

Photodynamic therapy is often used to treat brain tumors because of its specificity—it can target very small regions containing cancerous cells while sparing the normal cells around it from damage. It works by injecting ...

Jun 23, 2017
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Species

In biology, a species is:

There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.

This text uses material from Wikipedia, licensed under CC BY-SA

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